Obviously when we disagree with someone our words, without the body language and facial signs can come across very aggressively. Sometime this is meant, sometimes not. It hardly seems likely that correspondents want to actually have a slanging match or a real fight - well I hope not.

However, it is fair enough that on occasions one wants to express a high level of disapproval of another's comments.

It comes to mind that we need some sign language to show this emotion and disapproval. A thought that comes to mind is when kids stick their tongue out at each other, and so to this end I suggest

They're open to abuse. People can say unpleasant or unpalatable things and hide behind the use of a smiley emoticon - "I was only joking!"; where offence has been caused, unfortunately, this is little comfort to those offended.